• Country
• Germany

• Manufacturer / Brand
• Brunnquell & Co.; Sondershausen / Th.

• Year
• 1932

• Category
• Radio module post 1925 (not a part, not a key)

• Radiomuseum.org ID
• 144505

• Main principle
• RF-Circuit or wave trap (separate, can also be an antenna with amp.)

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Various materials

• from Radiomuseum.org
• Model: Hochleistungs-Filter Selektophon 2750 - Brunnquell & Co.;

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 140 x 140 x 200 mm / 5.5 x 5.5 x 7.9 inch

• Notes
• Das Hochleistungs-Filter "Selektophon" kann wahlweise als Sieb- oder Sperrkreis geschaltet werden.
  Wellenbereich 200-600m.
  Geliefert mit 2 Schnüren und Steckern sowie 1 Doppelstecker.

• Net weight (2.2 lb = 1 kg)
• 0.8 kg / 1 lb 12.2 oz (1.762 lb)

• Price in first year of sale
• 16.00 RM

• Mentioned in
• -- Original prospect or advert

• Author
• Model page created by Georg Richter. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 2 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Brunnquell & Co.; Sondershausen / Th.